8538462315847 has 4 divisors (see below), whose sum is σ = 8565741748480. Its totient is φ = 8511182883216.

The previous prime is 8538462315821. The next prime is 8538462315883. The reversal of 8538462315847 is 7485132648358.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8538462315847 - 2²³ = 8538453927239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8538462313847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13639715847 + ... + 13639716472.

It is an arithmetic number, because the mean of its divisors is an integer number (2141435437120).

Almost surely, 2^{8538462315847} is an apocalyptic number.

8538462315847 is a deficient number, since it is larger than the sum of its proper divisors (27279432633).

8538462315847 is a wasteful number, since it uses less digits than its factorization.

8538462315847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27279432632.

The product of its digits is 154828800, while the sum is 64.

The spelling of 8538462315847 in words is "eight trillion, five hundred thirty-eight billion, four hundred sixty-two million, three hundred fifteen thousand, eight hundred forty-seven".